133727783 has 8 divisors (see below), whose sum is σ = 153073152. Its totient is φ = 114442776.

The previous prime is 133727761. The next prime is 133727821. The reversal of 133727783 is 387727331.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 133727783 - 2¹² = 133723687 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 133727783.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133727723) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10235 + ... + 19292.

It is an arithmetic number, because the mean of its divisors is an integer number (19134144).

Almost surely, 2^133727783 is an apocalyptic number.

133727783 is a deficient number, since it is larger than the sum of its proper divisors (19345369).

133727783 is an equidigital number, since it uses as much as digits as its factorization.

133727783 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30181.

The product of its digits is 148176, while the sum is 41.

The square root of 133727783 is about 11564.0729416586. The cubic root of 133727783 is about 511.3762431171.

The spelling of 133727783 in words is "one hundred thirty-three million, seven hundred twenty-seven thousand, seven hundred eighty-three".